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2. 发明公开

EP0843114A2 Sealing assembly for a moving mechanical member, in particular a rotary shaft of a hydraulic pump 失效
标题翻译：对于一个移动的机械部件的密封装置，特别是液压泵的轴
公开(公告)号：EP0843114A2
公开(公告)日：1998-05-20
申请号：EP97119168.9
申请日：1997-11-03
申请人： Forsheda AB
发明人： Fabro, Roberto , Josefsson, Mikael , Koski, Peter
IPC分类号： F16J15/32
CPC分类号： F16J15/3224
摘要： A sealing assembly (1) for a rotary shaft (2), having a metal structure (4) defined by a sleeve portion (6) and by a radially inner flange (7), and a sealing ring (5) cooperating in sliding manner with the shaft (2); the sealing ring (5) in turn has a connecting portion (15) for connection to the flange (7), and a portion (18) projecting from the flange; two sealing lips (19, 20) extend axially from opposite sides of the projecting portion (18); the two sealing lips (19, 20) and the projecting portion (18) are connected in one piece to one another at respective narrow sections (21, 22, 23), each defining a respective virtual hinge permitting rotation of each element with respect to the others; and the respective centers of rotation (A, B, C) of the virtual hinges are defined, at each axial section of the sealing assembly, by three points arranged substantially in the form of a triangle.
摘要翻译：为旋转轴的密封组件（1）（2），具有金属结构（4）由筒部（6）定义，并通过一径向内凸缘（7），和一个密封环（5）以滑动方式配合与轴（2）; 反过来，密封环（5）具有用于连接到所述凸缘（7），和一个部分（18）的连接部（15）从所述凸缘突出; 两个密封唇（19，20）从所述轴向突出部的相对侧延伸（18）; 两个密封唇（19，20）和突出部（18）一体连接到彼此以respectivement窄的部分（21，22，23），每个限定一个respectivement虚拟铰链允许每个元件的旋转相对于别人; 和旋转的虚拟铰链的中心respectivement（A，B，C）被定义，在密封组件的每个轴向部分，通过以三角形的形式基本上布置三个点。

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